| abstract |
(I) A=CO2A1, CONA2A3, CONA4, C(=NOH)OH, or C(OR9)3 - A1-A3=H, (1-12C) alkyl or cycloalkyl opt. contng. OH, NH2 and/or 1-2 multiple bonds, and opt. broken by Y or by 1-3 O atoms, A5NA4, Ph, or (6-14C) aralkyl - A4=(1-6C) alkyl, opt. broken by O or Y; A5=(1-6C) alkylene - Y=S, NH, (1-6C) Nalkyl opt. subst. by OH, N-Ph, or (7-10C) Nphenylalkyl - R1 and R2=same or different H or (1-4C) alkyl - R3=F, Hal, CF3, OH, NO2, CN, R9, OR9, SH, SR9, NR1COR9, NR1R2, SO2NR1R2, SOR9, or SO2R9; R4, R5, R6 = H, one may be F, Hal, R9, OR9 or SR9 and R4 + R5 together, may form an unsatd. tetramethylene (and if so, R3 may be H, and R6 may be H, F, Hal, CF3, OH, NO2, CN, R9, OR9, SR9, NR1COR9, NR1R2, SO2NR1R2, SOR9, or SO2R9). - R7 and R8=(1-7C) alkyl or a (2-14C) alkylene residue opt. broken by an O or S atom - R9=(1-4C) alkyl - (II) Acid and basic salts of (I) - (III) Quat. ammonium salts of (I) - (IV) Anhydrides of (I). |